
K Type Thermocouple Welder Machine for Pipe Pwht Spot Welding Machine. Portable Energy-Storage Design: Built-in DC battery allows for portable operation with AC 220V mains charging. Automatic Discharge Safety: Features automatic 3-second discharge after green light indicates charging completion. Wide Welding Range: Accommodates weldable thermocouple wire diameters from 0.3mm to 2.0mm. Adjustable Welding Voltage: Capacitor charging voltage is adjustable to suit different welding requirements. Visual Charging Indicators: Red light shows charging status; turns off when fully charged. 100% Finished Product Inspection: All products undergo visual and functional inspection before delivery. Flexible Customization Options: Offers full, minor, and flexible customization from samples or designs. Fast Lead Time: Average lead time is within 15 workdays for both peak and off-peak seasons.